Associations to the word «Operculum»

Wiktionary

OPERCULUM, noun. A covering flap or lidlike structure in plants and animals, such as a gill cover

Dictionary definition

OPERCULUM, noun. A hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted.

Wise words

We should have a great fewer disputes in the world if words were taken for what they are, the signs of our ideas only, and not for things themselves.
John Locke